#include<iostream>

class baseClass{
    public:
    void a() {std::cout << "Base class atau Parent class" << std::endl;}
};

class derivedClass : public baseClass{
    public:
    void b() {std::cout << "Derived class atau Child class" << std::endl;}
};

int main(){
    derivedClass obj;
    obj.a();
    obj.b();
    return 0;
}